@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans SC', sans-serif;
  -webkit-tap-highlight-color: transparent;
  background-color: #f9fafb;
  color: #1f2937;
}

.progress-bar {
  height: 6px;
  transition: width 0.3s ease;
}

.tab-active {
  position: relative;
}

.tab-active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background-color: #3b82f6;
  border-radius: 3px;
}

.case-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.upload-area {
  border: 2px dashed #d1d5db;
  transition: all 0.3s ease;
}

.upload-area:hover {
  border-color: #3b82f6;
  background-color: #f8fafc;
}

.upload-area.dragover {
  border-color: #3b82f6;
  background-color: #eff6ff;
}

.input-highlight {
  position: relative;
}

.input-highlight::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: #3b82f6;
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.input-highlight:focus-within::after {
  transform: scaleX(1);
}

/* 底部导航栏样式 */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  border-top: 1px solid #e5e7eb;
  z-index: 50;
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  color: #6b7280;
  transition: color 0.3s ease;
}

.bottom-nav-item.active {
  color: #3b82f6;
}

.bottom-nav-item i {
  font-size: 20px;
  margin-bottom: 4px;
}

.bottom-nav-item span {
  font-size: 12px;
}

/* 页面内容区域 */
.page-content {
  padding-bottom: 80px;
  min-height: 100vh;
} 